Discovery ofpeperites on Marambio Island, Antarctica, with considerations of their emplacement

• Main Authors: Caselli, A.T., Massaferro, G.L.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: 1997
• Subjects: basalt; breccia; dike; Argentina; Marambio; Ross Island; Sobral; Antarc*; Antarctica; James Ross Island
• Online Access: https://hdl.handle.net/20.500.12110/paper_00044822_v52_n3_p400_Caselli; http://repositoriouba.sisbi.uba.ar/gsdl/cgi-bin/library.cgi?a=d&c=artiaex&d=paper_00044822_v52_n3_p400_Caselli_oai

The finding of peperite breccias on Marambio Island allows to confirm the existence of at least two different pulses in the instrusion of basaltic dykes within the James Ross Island Volcanic Group. Two important bodies of peperites were recognized at Filo Negro and Geoantar hill. They were formed by...